1. Applicable to Class 35, and can be marked R based on the consistency of the trademark certificate. Article 63 of the "Regulations for the Implementation of the Trademark Law" stipulates: The use of a registered trademark may be on goods, product packaging, The instructions or other attachments shall be marked with "registered trademark" or registered mark. Registration marks include circle B and circle R. When using a registered mark, it should be marked on the upper right corner or lower right corner of the trademark.

2. It can be used on the contract paper, such as the upper left corner of the contract, or on the business card.

3. When the Class 35 trademark is a well-known trademark or famous trademark, or other types of trademarks.

There are no similar trademarks in Class 25 and Class 35, and generally no infringement will occur.